Anchorage occupies a strange and useful place in transpacific and transatlantic aviation—more cargo crossroads than passenger hub—which is exactly why there's no nonstop path to Milan and why routing strategy matters so much on this itinerary. There is no direct service; business class from Anchorage to Milan requires a connection, typically through Seattle, Chicago, or a European gateway like Rome or Amsterdam, with United and Delta offering the strongest domestic-to-international handoffs while Alitalia's successor, ITA Airways (still ticketed under the AZ code in many systems), provides the eventual link into Malpensa. Total journey time hovers around 13.5 hours of actual flying once you exclude layovers, and the smartest itineraries pair a United domestic first-class hop with a long-haul business cabin like United Polaris out of Chicago or Newark, rather than suffering through a budget coach connection just to save a fare class upgrade fee.
Having routed through Seattle and Chicago numerous times on this exact corridor, I've learned that the connection city matters more than the transatlantic carrier. SEA-TAC's international arrivals area moves efficiently for tight connections, while Chicago O'Hare's United terminal, despite its size, rewards travelers who know the underground tunnel between concourses B and C—shaving minutes that matter when Alaska weather has already eaten into your buffer. Delta's one-stop options via JFK, using their A330 or A350 Delta One suites, are worth comparing against United Polaris seats, especially since seasonal schedule changes affect equipment on the Milan-bound legs more than most flyers realize.
Spring and early fall—April, May, September, October—consistently produce the best award and premium cabin availability on this route, largely because Italy's shoulder-season demand softens just enough to open up upper-cabin inventory that summer travelers can't touch. My insider tip: watch ITA Airways' Rome-Milan feeder flights specifically, since positioning through Fiumicino sometimes unlocks business fares invisible on direct ANC-MXP searches. Given how much these connections and fares shift week to week, setting up automated fare tracking for this specific routing will save you from missing the narrow windows when premium seats open at their best value.